Pinguicula longifolia, Ramond ex DC.

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1972, Flora Europaea. Volume 3. Diapensiacea to Myoporaceae, Cambridge: Cambridge University Press : 295-296

10. P. longifolia Ramond ex DC. in Lam. & DC., Fl. Fr. ed. 3, 3: 728 (1805).

Overwintering as a bud. Leaves 5-11, 60—130(— 175) x 10-20(-25) mm, the lowest elliptical, the others linear-lanceolate, suberect, slightly undulate, obtuse, petiolate. Pedicels 1-5, 7O- 13O(-15O) mm, glandular. Corolla 22-40 (^16) mm. Calyx-lobes conspicuous, elliptic-ligulate to linear, obtuse, the lower divided for up to | its length or sometimes nearly to the base. Corolla-lips unequal, lilac to pale blue; lobes of the upper lip ovate, obtuse, those of the lower lip obovate-cuneate, much longer than wide, overlapping, white- spotted at the base. Tube short, broadly infundibuliform. Spur 10—16(—24) mm, cylindric-subulate, straight or curved. Capsule ovoid-subglobose. Wet rocks. © Mountains of S. Europe, from S. C. France to the Pyrenees and C. Appennini. Ga Hs Tt.

1 Lobes of upper lip of calyx linear, sometimes more than 3

(c) subsp. reichcnbachiana 1 Lobes of upper lip of calyx wider, never more than 3

2 Corolla 30-46 mm (a) subsp. longifolia 2 Corolla 22-35 mm (b) subsp. caussensis